When the quality of a good is at the discretion of the seller, how can buyers assure that the seller provides the mutually efficient level of quality? Contracts that provide a bonus to the seller if the quality is acceptable or impose a penalty on the seller if quality is unacceptable can, in...

Doctors facing similar patients often make different treatment choices. These decisions can have important effects on patient health and health care spending. This paper seeks to organize the recent economics literature on physician decision making using a simple model that incorporates doctor...

Theories of crime in economics focus on the roles of deterrence and incapacitation in reducing criminal activity. In addition to deterrence, a growing body of empirical evidence has shown that both income support and employment subsidies can play a role in crime reduction. This paper extends the...